Table 1.
Baseline characteristics
| Total N = 7,980 | Normal weight N = 3,780 | Overweight N = 2,723 | Obese N = 1,477 | P value | |
|---|---|---|---|---|---|
| Age in years (s.e.) | 31.1 (0.031) | 31.1 (0.045) | 31.1 (0.054) | 31.2(0.073) | 0.136 |
| Female | 48% | 58% | 33% | 47% | <0.005 |
| Race | |||||
| White | 80% | 84% | 78% | 70% | <0.005 |
| Black | 14% | 11% | 15% | 21% | – |
| Hispanic | 6% | 5% | 7% | 9% | – |
| Education | |||||
| <HS | 11% | 10% | 11% | 17% | <0.005 |
| HS | 43% | 41% | 44% | 48% | – |
| >HS | 46% | 49% | 45% | 35% | – |
| Marital status | |||||
| Never married | 24% | 24% | 23% | 29% | <0.005 |
| Married/partnered | 60% | 58% | 62% | 57% | – |
| Other | 16% | 18% | 14% | 13% | – |
| Smoked 100 cigarettes in lifetime | 51% | 54% | 49% | 47% | <0.005 |
| Current smoking status | |||||
| Daily | 28% | 31% | 26% | 24% | <0.005 |
| Occasional | 5% | 5% | 5% | 5% | – |
| None | 67% | 64% | 69% | 71% | – |
| Alcohol use | |||||
| none | 32% | 30% | 30% | 44% | <0.005 |
| less than 1 day/week | 2% | 2% | 2% | 1% | – |
| 1–2 days/week | 4% | 5% | 5% | 2% | – |
| 3–4 days/week | 12% | 11% | 14% | 9% | – |
| 5–6 days/week | 26% | 26% | 27% | 24% | – |
| Every day | 24% | 26% | 22% | 20% | – |
| Health limitations | 6.50% | 6.10% | 5.80% | 10.00% | <0.005 |
| Family income-to-poverty ratio (s.e.) | 11.8 (0.048) | 11.5 (0.067) | 11.9 (0.086) | 12.3 (0.118) | <0.005 |
| Percent change in BMI over 2 years | 2.20% | 2.90% | 1.60% | 0.10% | <0.005 |
| Depressive symptoms | 9% | 8% | 8% | 13% | <0.005 |
Data are given as weighted percentages unless otherwise noted.
HS, high school.